{"product_id":"heathrow-scientific-volumetric-flask-clear-class-a","title":"Heathrow Scientific Volumetric Flasks - 2306A Series | Clear Class A Glass","description":"\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eAchieve uncompromising liquid handling precision with the Heathrow Scientific Clear Volumetric Flasks (2306A Series). Manufactured from premium, low-expansion borosilicate glass, these heavy-duty laboratory flasks are engineered to provide maximum resistance to extreme thermal shock and harsh chemical corrosion. Designed specifically for critical analytical chemistry, titrations, and quantitative solution preparation, they are rigorously calibrated \"To Contain\" (TC) exact volumes of liquid at the industry-standard reference temperature of 20°C (68°F).\u003c\/p\u003e\n\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003eEvery flask in the 2306A series strictly complies with ASTM E-288 Class A specifications and USP standards for quantitative laboratory glassware. To guarantee error-free readings, the meniscus graduation line is sharply defined and uniformly fired into the glass neck. Additionally, each flask includes a tight-sealing, precision-ground glass stopper to prevent sample evaporation and features a large, frosted marking square for permanent labeling.\u003c\/p\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n\u003cul class=\"marker:text-quiet list-disc\"\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eClass A Precision:\u003c\/strong\u003e Manufactured and individually calibrated to meet strict ASTM E-288 Class A and USP standards.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003ePremium Borosilicate Construction:\u003c\/strong\u003e Offers a low coefficient of expansion, granting high resistance to thermal shock and harsh chemicals.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eIncluded Glass Stopper:\u003c\/strong\u003e Secures the contents with a precision-ground, tight-sealing glass stopper.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eLarge Marking Square:\u003c\/strong\u003e Allows technicians to easily date, track, and label volatile contents.\u003c\/li\u003e\n\u003cli class=\"py-0 my-0 prose-p:pt-0 prose-p:mb-2 prose-p:my-0 [\u0026amp;\u0026gt;p]:pt-0 [\u0026amp;\u0026gt;p]:mb-2 [\u0026amp;\u0026gt;p]:my-0\"\u003e\n\u003cstrong\u003eFully Autoclavable:\u003c\/strong\u003e Can be safely subjected to standard steam sterilization protocols without warping or degrading.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eOrdering Information \u0026amp; Specifications\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto my-4\"\u003e\n  \u003ctable class=\"min-w-full text-left text-sm border-collapse border border-gray-300\"\u003e\n    \u003cthead class=\"bg-gray-100 font-semibold\"\u003e\n      \u003ctr\u003e\n        \u003cth class=\"p-2 border border-gray-300\"\u003eVolume Capacity\u003c\/th\u003e\n        \u003cth class=\"p-2 border border-gray-300\"\u003eDimensions (L x W)\u003c\/th\u003e\n        \u003cth class=\"p-2 border border-gray-300\"\u003ePackaging\u003c\/th\u003e\n        \u003cth class=\"p-2 border border-gray-300\"\u003ePart Number (SKU)\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e5 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e21 x 72 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 6\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-5\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e10 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e26 x 96 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 6\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-10\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e25 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e37 x 123 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 6\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-25\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e50 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e49 x 152 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 4\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-50\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e100 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e58 x 181 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 4\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-100\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e200 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e74 x 220 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 4\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-200\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e250 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e78 x 239 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 4\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-250\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e500 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e96 x 279 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 2\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-500\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e1000 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e122 x 327 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 2\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-1000\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e2000 mL\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e157 x 396 mm\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003ePack of 2\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003e\u003cstrong\u003e2306A-2000\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch2 class=\"mb-2 mt-4 font-display font-semimedium text-base first:mt-0 md:text-lg [hr+\u0026amp;]:mt-4\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cdiv class=\"overflow-x-auto my-4\"\u003e\n  \u003ctable class=\"min-w-full text-left text-sm border-collapse border border-gray-300\"\u003e\n    \u003cthead class=\"bg-gray-100 font-semibold\"\u003e\n      \u003ctr\u003e\n        \u003cth class=\"p-2 border border-gray-300\"\u003eSpecification\u003c\/th\u003e\n        \u003cth class=\"p-2 border border-gray-300\"\u003eDetail\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eMaterial\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eClear Borosilicate Glass\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eStandard Compliance\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eASTM E-288 Class A \/ USP Standards\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eCalibration Profile\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eTo Contain (TC) at 20°C\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eIncluded Accessory\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eGround Glass Stopper\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003ctr\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eSterilization\u003c\/td\u003e\n\u003ctd class=\"p-2 border border-gray-300\"\u003eFully Autoclavable\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003cp class=\"my-2 [\u0026amp;+p]:mt-4 [\u0026amp;_strong:has(+br)]:inline-block [\u0026amp;_strong:has(+br)]:pb-2\"\u003e\u003cem\u003eLabSupplies.com is an authorized distributor of Heathrow Scientific. All volumetric flasks ship directly from our verified USA warehouse.\u003c\/em\u003e\u003c\/p\u003e\n","brand":"Heathrow Scientific","offers":[{"title":"5 mL (Pack of 6)","offer_id":48098631909608,"sku":"2306A-5","price":102.0,"currency_code":"USD","in_stock":true},{"title":"10 mL (Pack of 6)","offer_id":48098631942376,"sku":"2306A-10","price":102.0,"currency_code":"USD","in_stock":true},{"title":"25 mL (Pack of 6)","offer_id":48098631975144,"sku":"2306A-25","price":109.0,"currency_code":"USD","in_stock":true},{"title":"50 mL (Pack of 4)","offer_id":48098632007912,"sku":"2306A-50","price":79.0,"currency_code":"USD","in_stock":true},{"title":"100 mL (Pack of 4)","offer_id":48098632040680,"sku":"2306A-100","price":82.0,"currency_code":"USD","in_stock":true},{"title":"200 mL (Pack of 4)","offer_id":48098632073448,"sku":"2306A-200","price":111.0,"currency_code":"USD","in_stock":true},{"title":"250 mL (Pack of 4)","offer_id":48098632106216,"sku":"2306A-250","price":125.0,"currency_code":"USD","in_stock":true},{"title":"500 mL (Pack of 2)","offer_id":48098632138984,"sku":"2306A-500","price":72.0,"currency_code":"USD","in_stock":true},{"title":"1000 mL (Pack of 2)","offer_id":48098632171752,"sku":"2306A-1000","price":99.0,"currency_code":"USD","in_stock":true},{"title":"2000 mL (Pack of 2)","offer_id":48098632204520,"sku":"2306A-2000","price":171.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0694\/5361\/1240\/files\/unnamed_e50df61e-956b-4826-8ea8-b3bd860267db.jpg?v=1772652292","url":"https:\/\/labsupplies.com\/products\/heathrow-scientific-volumetric-flask-clear-class-a","provider":"LabSupplies.com","version":"1.0","type":"link"}